If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying 3x2 + -12x + -7 = 0 Reorder the terms: -7 + -12x + 3x2 = 0 Solving -7 + -12x + 3x2 = 0 Solving for variable 'x'. Begin completing the square. Divide all terms by 3 the coefficient of the squared term: Divide each side by '3'. -2.333333333 + -4x + x2 = 0 Move the constant term to the right: Add '2.333333333' to each side of the equation. -2.333333333 + -4x + 2.333333333 + x2 = 0 + 2.333333333 Reorder the terms: -2.333333333 + 2.333333333 + -4x + x2 = 0 + 2.333333333 Combine like terms: -2.333333333 + 2.333333333 = 0.000000000 0.000000000 + -4x + x2 = 0 + 2.333333333 -4x + x2 = 0 + 2.333333333 Combine like terms: 0 + 2.333333333 = 2.333333333 -4x + x2 = 2.333333333 The x term is -4x. Take half its coefficient (-2). Square it (4) and add it to both sides. Add '4' to each side of the equation. -4x + 4 + x2 = 2.333333333 + 4 Reorder the terms: 4 + -4x + x2 = 2.333333333 + 4 Combine like terms: 2.333333333 + 4 = 6.333333333 4 + -4x + x2 = 6.333333333 Factor a perfect square on the left side: (x + -2)(x + -2) = 6.333333333 Calculate the square root of the right side: 2.516611478 Break this problem into two subproblems by setting (x + -2) equal to 2.516611478 and -2.516611478.Subproblem 1
x + -2 = 2.516611478 Simplifying x + -2 = 2.516611478 Reorder the terms: -2 + x = 2.516611478 Solving -2 + x = 2.516611478 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '2' to each side of the equation. -2 + 2 + x = 2.516611478 + 2 Combine like terms: -2 + 2 = 0 0 + x = 2.516611478 + 2 x = 2.516611478 + 2 Combine like terms: 2.516611478 + 2 = 4.516611478 x = 4.516611478 Simplifying x = 4.516611478Subproblem 2
x + -2 = -2.516611478 Simplifying x + -2 = -2.516611478 Reorder the terms: -2 + x = -2.516611478 Solving -2 + x = -2.516611478 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '2' to each side of the equation. -2 + 2 + x = -2.516611478 + 2 Combine like terms: -2 + 2 = 0 0 + x = -2.516611478 + 2 x = -2.516611478 + 2 Combine like terms: -2.516611478 + 2 = -0.516611478 x = -0.516611478 Simplifying x = -0.516611478Solution
The solution to the problem is based on the solutions from the subproblems. x = {4.516611478, -0.516611478}
| 6x(x)+3=16 | | (-9)-1= | | -x^2-3x+28= | | 3(d-4)+d=2d | | -356=-6(-6n+8)+8n | | 9t-22+t^2=0 | | 3.4(1+2.1x)=-0.884 | | (3/(m+2))+(2/m)=(4m-4)/(m^2-4) | | -4.8(x-6.5)=0.96 | | 20-10n-20=4n+4-6 | | -7.5(5.3+4.6x)=49.95 | | 5x+7x^2-2=0 | | x+2=(-7) | | -p^2+8p-12= | | -3.8(k-2.7)=-1.4972 | | 5+9n=4n+5 | | 5M-14=-2+3m | | -6+3= | | 50-30x+20y=0 | | .75x+.05(2-x)=.10(-41) | | 1.4(1+7.2x)=-19.768 | | 0.7x+0.5=0.9-0.5 | | -3/x=-2/3 | | w+3=(-3) | | -2/3h=-22 | | w+8=(-3) | | 3/4x-y | | 10y=25 | | (2x^4)-(x^3)-(9x^2)+(4x)+4=0 | | 2/x=4/2 | | t-4=(-9) | | 5x+6=5x-7 |